信息收集 IP AddressOpening Ports10.10.10.9TCP:80,135,49154 $ nmap -p- 10.10.10.9 --min-rate 1000 -sC -sV PORT STATE SERVICE VERSION80/tcp open http Microsoft IIS httpd 7.5| http-methods:
信息收集 IP AddressOpening Ports10.10.10.15TCP:80 $ nmap -p- 10.10.10.15 --min-rate 1000 -sC -sV -Pn PORT STATE SERVICE VERSION80/tcp open http Microsoft IIS httpd 6.0|_http-server-header: Micr
♣题目部分 查询各个用户最长的连续登陆天数?♣答案部分row_number() over() 解说例一: row_number() over() :简单的说row_number()从1开始,为每一条分组记录返回一个数字。例如首先在在线数据库中创建表,插入上图左边源表数据CREATE TABLE IF NOT EXISTS `loadrecord` ( `uid` in
98. Which statement is true regarding the COALESCE function? A. It can have a maximum of five expressions in a list. 最多只能有5个表达式,错,无限个 B. It returns the highest NOT NULL value in the list for all r